Welding
All welders in Pro-Pipe Norway A/S has muff certificates and certificates for hot work. They are all certified for various types of welding, and together they form a strong team:
Autogenic (311)
Elektrode (111)
Tig (141)
Pipe thread (136)
Extruder welding and plastics engineering
Muff certificates
Certificates for hot work
Procedures (danish documents - opens in a new window):
Procedure test 111-WPQR
Procedure test 311-WPQR
Procedure for Hydrostatisc Pressure Tests
Flushing specifications for pipe cleaning